31741892

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1$

素因数の和:181

約数の個数: 96

約数和(自身を含む): 73758720

約数和(自身を除く): 42016828

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 29, 31, 52, 58, 62, 91, 97, 116, 124, 182, 194, 203, 217, 364, 377, 388, 403, 406, 434, 679, 754, 806, 812, 868, 899, 1261, 1358, 1508, 1612, 1798, 2522, 2639, 2716, 2813, 2821, 3007, 3596, 5044, 5278, 5626, 5642, 6014, 6293, 8827, 10556, 11252, 11284, 11687, 12028, 12586, 17654, 19691, 21049, 23374, 25172, 35308, 36569, 39091, 39382, 42098, 46748, 73138, 78182, 78764, 81809, 84196, 87203, 146276, 156364, 163618, 174406, 255983, 273637, 327236, 348812, 511966, 547274, 610421, 1023932, 1094548, 1133639, 1220842, 2267278, 2441684, 4534556, 7935473, 15870946, 31741892]

約数ペア:

[(1, 31741892), (2, 15870946), (4, 7935473), (7, 4534556), (13, 2441684), (14, 2267278), (26, 1220842), (28, 1133639), (29, 1094548), (31, 1023932), (52, 610421), (58, 547274), (62, 511966), (91, 348812), (97, 327236), (116, 273637), (124, 255983), (182, 174406), (194, 163618), (203, 156364), (217, 146276), (364, 87203), (377, 84196), (388, 81809), (403, 78764), (406, 78182), (434, 73138), (679, 46748), (754, 42098), (806, 39382), (812, 39091), (868, 36569), (899, 35308), (1261, 25172), (1358, 23374), (1508, 21049), (1612, 19691), (1798, 17654), (2522, 12586), (2639, 12028), (2716, 11687), (2813, 11284), (2821, 11252), (3007, 10556), (3596, 8827), (5044, 6293), (5278, 6014), (5626, 5642)]